- Page 1 and 2: Wisconsin CCA Training Weed Managem
- Page 3 and 4: What is a weed? • A plant growing
- Page 5 and 6: Weed Classification • There are s
- Page 7 and 8: Why know life cycles? To plan weed
- Page 9 and 10: Vegetative reproduction of perennia
- Page 11 and 12: Management Implications • Croppin
- Page 13: Plant Parts for Grasses and Broadle
- Page 17 and 18: Plant Parts for Grasses
- Page 19 and 20: Plant Parts for Grasses Grass Blade
- Page 21 and 22: Plant Parts for Grasses Grass Inflo
- Page 23 and 24: Giant foxtail (Setaria faberi)
- Page 26 and 27: Setaria Glauca • Dense spike like
- Page 28: Large Crabgrass (Digitaria sanguina
- Page 31 and 32: Quackgrass (Elytrigia repens)
- Page 33 and 34: • Wirestem muhly is a perennial,
- Page 35 and 36: Plant Parts for Broadleaves
- Page 37 and 38: Plant Parts for Broadleaves Broadle
- Page 39 and 40: Plant Parts for Broadleaves Broadle
- Page 41 and 42: Plant Parts for Broadleaves Broadle
- Page 43 and 44: Canada Thistle Cirsium arvense •
- Page 45 and 46: Weed Families - Goosefoot CHENOPODI
- Page 47 and 48: Chenopodium album Common lambsquart
- Page 49 and 50: Ambrosia artemisiifolia Cotyledons
- Page 51 and 52: Common ragweed (Ambrosia artemisiif
- Page 53 and 54: Giant ragweed (Ambrosia trifida) As
- Page 55 and 56: Eastern black nightshade (Solanum p
- Page 57 and 58: Plant Families - Pigweed AMARANTHAC
- Page 59 and 60: Redroot pigweed (Amaranthus retrofl
- Page 62 and 63: Plant Families - Mallow MALVACEAE
- Page 64 and 65:
Velveltleaf (Abutilon theophrasti)
- Page 66 and 67:
Velveltleaf (Abutilon theophrasti)
- Page 68 and 69:
Horseweed (Conyza canadensis) Aster
- Page 70 and 71:
What is the other weed category? Se
- Page 72 and 73:
Yellow nutsedge (Cyperus esculentus
- Page 74:
Weed-Crop Competition “Competitio
- Page 77:
Competition for Nutrients: • The
- Page 80 and 81:
Competition for Water: • Water ma
- Page 82 and 83:
Competition for Nutrients • Weeds
- Page 84:
Effects of Plant Density: Plants re
- Page 87 and 88:
Should I spray? • Competition thr
- Page 89 and 90:
5% yield loss
- Page 91 and 92:
You can identify weeds, • Are the
- Page 93 and 94:
Management Practices: Survey of WI
- Page 95 and 96:
Web Resources • Crop Data Managem
- Page 97:
Why Study Herbicide Mode of Action?
- Page 103 and 104:
Most Cases of Crop Injury Occur fro
- Page 105 and 106:
Basis of Herbicide Selectivity •
- Page 107 and 108:
Crop Injury Symptoms • In most ca
- Page 109 and 110:
Injury Symptoms of Soil-Applied PSI
- Page 112 and 113:
Photosynthetic Inhibitors (primaril
- Page 116 and 117:
Chlorophyll • Pigments are molecu
- Page 118 and 119:
Protoporphyrinogen Oxidase Inhibito
- Page 121:
Injury Symptoms of PPO Inhibitors
- Page 126 and 127:
Lipid Synthesis Inhibitors • Lipi
- Page 128:
Injury Symptoms of LSI Herbicides
- Page 131 and 132:
Herbicides Inhibiting Amino Acid Sy
- Page 133 and 134:
Herbicides Inhibiting Amino Acid Sy
- Page 140:
Injury Symptoms of A.A. Synthesis I
- Page 146 and 147:
Plant Growth Regulators • This he
- Page 148 and 149:
Growth Regulator Herbicides Phenoxy
- Page 154:
Injury Symptoms of Plant Growth Reg
- Page 158 and 159:
Carotenoid Synthesis Inhibitors Iso
- Page 163 and 164:
Cell Reproduction • Cell division
- Page 165:
Injury Symptoms of DNA Herbicides
- Page 169 and 170:
Chloroacetamides and Thiocarbamates
- Page 171:
Injury Symptoms of Chloroacetamides
- Page 176 and 177:
Herbicide Resistance What’s the B
- Page 178 and 179:
Definitions Resistance: The change
- Page 180 and 181:
Timeline of herbicide resistance
- Page 185 and 186:
How do weeds become resistant? A po
- Page 187 and 188:
Changes are driven from a present g
- Page 189 and 190:
Question • How rare would a resis
- Page 191 and 192:
Alternating MOA’s why it’s impo
- Page 193 and 194:
1990 1991 1992 1993 1994 1995 1996
- Page 195 and 196:
Evolving yield robbers…. Davis, V
- Page 197 and 198:
Giant Ragweed (Ambrosia trifida) Da
- Page 199 and 200:
Of most concern in WI: Glyphosate-R
- Page 201 and 202:
Dr. Dave Stoltenberg Grant County G
- Page 203 and 204:
Avoiding Herbicide Resistance in We
- Page 205:
THANKS and good luck. Vince Davis,
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